condition	mean	min	max
0 h after light	22.5297	22.2256	22.8338
4 h after light	18.259999999999998	16.6127	19.9073
8 h after light	13.681049999999999	13.4812	13.8809
4 h after dark	19.03705	16.8059	21.2682
8 h after dark	21.881	21.1623	22.5997
12 h after dark	21.35915	19.2785	23.4398